How do you get the derivative of 2(x)^(1/2) using the definition of derivative?

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- Apr 3rd 2008, 08:32 PMindigosheenDefintion of derivative
How do you get the derivative of 2(x)^(1/2) using the definition of derivative?

- Apr 3rd 2008, 08:34 PMMathstud28you
you use the quotient differnece if you know what that is?

- Apr 3rd 2008, 08:38 PMindigosheen
Yeah, but I always seem to get confused on how to fit f(x) into

f '(x)=**f(x+h)-f(x)**/h - Apr 3rd 2008, 08:41 PMMathstud28in this
first off remeber it is the lim as x goes to o and in this case f(x+h)= and f(x)= ...so it would be the limit of that as h goes to 0